L’Anneau is a sculpted bracelet defined by its circular form and quiet strength. Designed to be worn every day, L’Anneau wraps gently around the wrist — simple, timeless, and effortless. Beautiful on its own or layered with other favourites.
✤ Handmade in 14k yellow gold (585)
✤ Band approximate 2-3 mm
✤ Handcrafted in Copenhagen
✤ Size Chart
Made to ordre, please allow 1-8 weeks. If you require your jewellery sooner, please feel free to reach out. Each piece is handmade, so please expect slight variations that contribute to the uniqueness of every item.
Handcrafted in solid 14k gold and set with brilliant-cut diamonds, Anaïs is shaped with soft organic textures and a timeless silhouette.
✤ Handmade in solid 14 carat yellow gold (585)
✤ Band approximate 3 - 5 mm
✤ 4× 0,03ct TW/VVS & 2 x 0,10ct TW/VVS
✤ Total diamond weight: approx. 0,32ct
✤ Handcrafted in Copenhagen
Made to ordre, please allow 2-8 weeks. If you require your jewellery sooner, please feel free to reach out. Each piece is handmade, so please expect slight variations that contribute to the uniqueness of every item.
Verdure is handcrafted in recycled 14 karat gold and set with a vibrant green diamond, accompanied by a little single cut diamond that catches the light like a drop of morning dew.
Its organic silhouette makes it beautiful worn alone or stacked with other earrings, adding a subtle touch of colour and sparkle.
✤ Sold individually
✤ Handmade in solid 14 karat yellow gold (585)
✤ 0,10ct Green Appel Diamond & 0,03ct single cut TW/VS diamond
✤ Measuring around 1 cm
✤ Handcrafted in Copenhagen
Made to ordre, please allow 2-8 weeks. If you require your jewellery sooner, please feel free to reach out. Each piece is handmade, so please expect slight variations that contribute to the uniqueness of every item.
Helia is handcrafted in solid 14k gold and set with a 3 mm yellow sapphire glowing warmly at its centre. Its soft golden hue blends seamlessly with the gold, creating a harmonious and sunlit expression. A delicate halo of 10 brilliant cut diamonds (0.005 ct TW/VS each) surrounds the sapphire, adding refined shimmer and gentle radiance. Two brilliant cut diamonds (0.03 ct TW/VS) are set on either side, forming a balanced and timeless three-stone silhouette.
The design feels classic yet organic. Soft curves and subtle handcrafted details give the ring a living presence — elegant, warm, and quietly luminous. A refined alternative engagement ring for those drawn to warmth and individuality or a meaningful piece chosen simply as a reminder of light.
✤ Handmade in solid 14 carat yellow gold (585)
✤ Band approximate 2 mm
✤ 3 mm natural yellow sapphire
✤ 10 × 0,005ct TW/VS diamonds
✤ 2 × 0,03ct TW/VS diamonds
✤ Total diamond weight: approx. 0.11 ct
✤ Handcrafted in Copenhagen
Made to ordre, please allow 2-8 weeks. If you require your jewellery sooner, please feel free to reach out. Each piece is handmade, so please expect slight variations that contribute to the uniqueness of every item.
A Symbol of Eternal Love
The wedding season is upon us.
Our wedding rings are handcrafted with care, capturing the essence of your unique bond.
Made from the finest materials, each ring is designed to last a lifetime.
Whether you opt for a classic design or a bespoke creation, our rings are a beautiful reflection of your journey together.
The Gaia ring now with stones.
The Gaia ring captures the essence of life's beginnings, drawing inspiration from the ancient trade ring that once served as currency. With its elegant oval shape reminiscent of an egg, this piece embodies the nurturing spirit of Gaia, the Greek goddess revered as the mother of all life and Earth itself.
Wearing the Gaia ring signifies a connection to nature's profound cycles and the beauty of new beginnings, making it an exceptional addition to any collection. Embrace this unique piece to celebrate life's journey and honor the divine feminine within us all.
For other gemstones or sizes, please get in touch with me.
✤ Handmade in sterling silver (925)
✤ 8 × 6 mm Oval Prasiolit (left)(sold out), 3 mm facet Citrin (middel), 3 mm Cabochon Citrin (right/picture 4). Two new 8×6 mm ovale Citrines facet (picture 2) and Cabochon (picture 3), Square Citrin facet (picture 6 & 7), Cabochon pink Turmalin (picture 8 & 9), Ovale blue Topaz (picture 10 & 11)
✤ Band from 4 mm to 7 mm
✤ Polished finish
✤ Handcrafted in Copenhagen
✤ Size Chart
Made to ordre, please allow 1-8 weeks. If you require your jewellery sooner, please feel free to reach out. Each piece is handmade, so please expect slight variations that contribute to the uniqueness of every item.
A quiet little talisman, holding two glowing stones within softly sculpted silver.
The Petra pendant paired with a handcrafted 3 mm sterling silver collar. An organic pendant designed to sit elegantly and closely around the neck.
To ensure the collar fits beautifully and sits comfortably along the collarbone, please send an email with your neck measurement when placing your order.
✤ Handmade in sterling silver (925)
✤ Pendant measuring 4 × 2 cm
✤ Collar 42 cm long & 3 mm thick
✤ 2 mm white Sapphire & 4 mm Citrin
✤ Handcrafted in Copenhagen
✤ Size Chart
Made to ordre, please allow 1-5 weeks. If you require your jewellery sooner, please feel free to reach out. Each piece is handmade, so please expect slight variations that contribute to the uniqueness of every item.
Helia is handcrafted in 925 sterling silver. The design is classic yet organic. Soft curves and subtle handcrafted details give the ring a living presence.
Helia is available with two yellow sapphires and one blue Topaz, two blue sapphires and one Morganit and two pink sapphires with one Prasiolit.
✤ Handmade in 925 sterling silver
✤ Band approximate 2 mm
✤ 2 mm natural yellow sapphire, blue sapphire or pink sapphires
✤ 4mm Blue Topaz, Morganit or Prasiolit
✤ Handcrafted in Copenhagen
Made to ordre, please allow 2-8 weeks. If you require your jewellery sooner, please feel free to reach out. Each piece is handmade, so please expect slight variations that contribute to the uniqueness of every item.
A sculptural pendant with a soft, organic surface, shaped by hand and intentionally left imperfect. The uneven texture catches the light differently from every angle, giving each piece its own character.
✤ Handmade in sterling silver
✤ Chain length 45 cm
✤ Pendants approximately 2 cm
✤ Handcrafted in Copenhagen
Made to ordre, please allow 1-3 weeks. If you require your jewellery sooner, please feel free to reach out. Each piece is handmade, so please expect slight variations that contribute to the uniqueness of every item.
A Small Object for the Hair
More than a hair accessory, a small everyday sculpture.
Hand-carved in wax and cast in recycled sterling silver, designed to hold your hair with effortless elegance.
CUSTOM MADE
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We offer exquisite options in the finest quality gold, specifically 14k yellow gold or the more luxurious 18k yellow gold. Each of these choices reflects a commitment to both elegance and durability, ensuring that every piece of jewellery is not only beautiful but also lasting.
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2 to 8 weeks is the estimated timeframe you can expect for the completion and delivery of your order. This duration allows us to ensure that each piece meets our high standards of quality and craftsmanship. We appreciate your patience as we work to create something beautiful just for you. Each item is crafted with care, reflecting our commitment to excellence and attention to detail, ensuring that you receive a timeless, handcrafted piece of jewellery.
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Bespoke jewellery from Sienna Rousseau represents a harmonious blend of artistry and personal expression. Each piece is meticulously crafted to meet the unique desires and specifications of the wearer, ensuring that it is not only a reflection of individual style but also a meaningful keepsake.
Utilizing high-quality materials, from ethically sourced gemstones to luxurious metals, the brand ensures that every bespoke piece is not only visually stunning but also durable with attention to detail.
Sea Salt Spoons

